Dominika Banevič (Polish: Dominika Baniewicz; born 8 June 2007), also known as B-Girl Nicka, is a Lithuanian breakdancer of Polish ethnicity who won the 2023 European Championships title.
Banevič is a student at the Polish-language John Paul II Gymnasium in Vilnius. She started practicing break dancing in September 2015. In 2021, she took part in the Polish School Youth Sports Games in Łomża. At the age of 16, she became world champion in Leuven in 2023. In 2023, Banevič won the Lithuanian national championships for the 4th time. Banevič represented Lithuania in break dancing at the Paris 2024 Summer Olympics, and won the silver medal. Upon returning to Lithuania, Česlav Okinčic, the former president of the Lithuanian Golf Federation, presented Dominika with a new electric car on behalf of the golf community and all nationalities of Vilnius.